Subject
- Conifers -- Montana -- Pattee Canyon1
- Conifers -- Oregon -- Willamette National Forest -- Growth1
- Conifers -- Reproduction1
- Conifers -- Reproduction -- Oregon1
- Forest ecology -- Oregon -- Willamette National Forest1
- Forest reproduction -- Montana -- Pattee Canyon1
- Forest reproduction -- Oregon -- Willamette National Forest1
- Grazing -- Environmental aspects1
- Logging -- Environmental aspects -- Oregon -- Willamette National Forest1
- Plant communities -- Montana -- Pattee Canyon1
- Reforestation -- Oregon1
- Trees -- Reproduction1